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Finding the Fourth Proportional to 97.62, 146.46 and 33.50

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Solution

The fourth proportional to 97.62, 146.46 and 33.50 is: 50.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.62 : 146.46 = 33.50 : x
  2. Step 2: Convert to fraction form
    97.62/146.46 = 33.50/x
  3. Step 3: Cross multiply
    97.62x = 146.46 × 33.50
  4. Step 4: Simplify right side
    97.62x = 4,906.41
  5. Step 5: Solve for x
    x = 4,906.41/97.62
  6. Step 6: Final answer
    x = 50.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.